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Shenzhen HCTek Co.,Ltd  

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L04 Series Capacitive Touch Panel


L04 Series silver nanowire capacitive touch panel employs nano silver capacitive touch technology and provides excellent touch, writing and display performance.


Pure Flat Panel with Curved Corners

L04 Series comes with pure flat surface and ultra-narrow bezels. The curved corners are not only designed for aesthetics, but also to help protect the safety of users during installation and use.


True-to-Life Visual Experience

L04 Series offers unparalleled visual experience with 4K UHD image, reduced glare and wider viewing angle, ensuring visual clarity for audience from the front corners of the room.

Furthermore, users can turn down the brightness for ECO purpose, or adjust the tone, contrast, hue, etc. to achieve specific display effect.


Highly Customizable Sound Effect

  • Different sound modes perfectly fit your environment
  • Optional subwoofer gives you an even better sound effect

Natural Writing Experience

L04 Series brings you perfectly natural writing experience with high accuracy and efficiency.

  • Non-latency response
  • Mistouch Prevention
  • 20-point writing on Android
  • 40-point writing on Android


  • Android 11
  • CPU: Cortex A73*4+A55*4
  • GPU: G52*8
  • RAM+ROM: 4G+32G/ 8G+64G/ 8G+128G


OTA Update


Power Schedule

Users can customize their power schedules to save time and energy as well as prolong the life of their device.

  • Scheduled on/off
  • Auto sleep and power off
  • Temperature detection and overheat protection

Built-In Dual OS

L04 Series comes with built-in Android and optional OPS. You can decide either OS as default channel when powered on.


L04 Series supports over-the-air (OTA) update. When notified about an available update, users can accept to download the update on their device at their convenience.

This is a much more efficient way to fix bugs and update software and firmware than to go to a physical store and manually upgrade each individual device.



Data Security

We provide protections from several aspects to guarantee data security on your device.

  • Lock screen with password
  • Lock screen with USB
  • USB permission
  • Channel permission
  • App Lock
  • Third-party App permission

Multiple Network Options

L04 Series provides Wi-Fi, Ethernet and hotspot for network connection.

  • Wi-Fi 6
  • Dual Wi-Fi

More Features

  • More than 16 system languages
  • Wireless screen sharing across various systems
  • Optional OPS with customized specifications
  • 100W full-function Type-C
Spec Sheet